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Antimonial lead is preferable to chemical lead because of its greater corrosion resistance and strength.

含锑的铅较化工铅好些,由于它有更好的抗蚀性及强度。

"Lead 铅",5,Lead in glass of cathode ray tubes, electronic components and fluorescent tubes.

2002/95/EC 阴极射线管、电子部件和发光管等玻璃内的铅含

"Lead 铅",24,Lead in solders for the soldering to machined through hole discoidal and planar array ceramic multilayer capacitors.

EC 通孔盘状及平面阵列陶瓷多层电容器焊料所含的铅

It can be used to flocculate, subside, and remove lead from waste water with low concentration of lead.

实验考察了螯合絮凝剂合成及从含铅废水中除铅的最佳条件。

People has been committed to hunting for the alternative leadless products of lead solders, and found that the lead-free solder joints often display some special defects in the long-term use of them. The serious lift-off phenomenon has gradually aroused people's attention.

人们致力于寻求含铅钎料的无铅替代产品,并在长期使用过程中发现无铅钎料焊点会产生某些特殊的缺陷,其中较为严重的剥离现象也逐渐引起人们的重视。

In addition to, the thinness of the intermetallic layers of Sn-Ag-Cu with the copper plate are compared with that of Sn37Pb. The results show that Ag、Cu has influence on the solidus temperature, spreading property, electrical conductivity of alloy. The solder shows more favorable combination property as content of Ag is 3% and content of Cu is 2.8%.

在众多无铅焊锡合金中,Sn-Ag-Cu系无铅焊锡合金以其优良的润湿性能及力学性能已被普遍认为是最有潜力的含铅焊锡合金的替代品,一些大的科研机构和制造商纷纷推出自己所推崇的Sn-Ag-Cu合金成分,例如:美国AMES 实验室选用的合金成分为Sn-4.7Ag-1.7Cu[1],Ericsson公司选用的合金成分为 Sn-3.8Ag-0.7Cu[2]。

Leaded gasoline exhaust pollution of traditional gasoline with the production process of tetraethyl lead as an anti-explosive agent.

、含铅汽油的废气污染传统汽油生产工艺中以四乙基铅作为防爆剂。

The influence of Zr/Ti on the mechanical and electrical properties ,phase composition,lattice constant of lead niobium stibium zirconate titanatePb(Nb1/2Sb1/2TiO3-PbTiO3-PbZrO3 (Nb1/2Sb1/2=0.02mol piezoelectric ceramics ,in which there are tetragonal and rhombohedral phases coexistent (morphotropic phase boundary,MPB),was studied by conventional containing lead piezoelectric ceramic processing and X-ray diffraction.

借助X-射线衍射仪,采用传统含铅压电陶瓷制备工艺研究了Zr/Ti对准同型相界附近铌锑锆钛酸铅(Pb(Nb1/2Sb1/2)TiO3-PbTiO3-PbZrO3)(Nb1/2Sb1/2=0.02mol压电陶瓷机电性能、相组成和晶格常数的影响。

In 1974, leaded gasoline is forbidden by law, while those born before the law reached the peccable age. Since the children born after 1974 have less chance to be influenced, the watershed happened to appear during Mr Giuliani's post.

美国1974年率先停止使用含铅汽油,而在此之前出生的那些深受铅毒之害的刚好处在极易犯罪的年龄,而在1974年以后出生的孩子受铅毒之害的几率很小,刚好在朱利安尼的任内出现了一个分水岭。

The lead in waste gas was treaded with microwave digestion and acid digestion,then determined by flame atomic absorption spectrum.

分别使用微波消解方法和传统的酸煮法对含铅滤筒进行前处理,采用火焰原子吸收法测定废气中的铅。

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。